1320454355 has 8 divisors (see below), whose sum is σ = 1728594864. Its totient is φ = 960330400.

The previous prime is 1320454337. The next prime is 1320454537. The reversal of 1320454355 is 5534540231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1320454355 - 2²⁸ = 1052018899 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12004076 + ... + 12004185.

It is an arithmetic number, because the mean of its divisors is an integer number (216074358).

Almost surely, 2^1320454355 is an apocalyptic number.

1320454355 is a deficient number, since it is larger than the sum of its proper divisors (408140509).

1320454355 is a wasteful number, since it uses less digits than its factorization.

1320454355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24008277.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 1320454355 is about 36338.0565660851. The cubic root of 1320454355 is about 1097.0871571233.

Adding to 1320454355 its reverse (5534540231), we get a palindrome (6854994586).

The spelling of 1320454355 in words is "one billion, three hundred twenty million, four hundred fifty-four thousand, three hundred fifty-five".